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MCQs

Total Questions : 173 | Page 7 of 18 pages
Question 61. The first intermediate in cholesterol synthesis is
  1.    Mevalonate
  2.    Isoprene
  3.    Squalene
  4.    Ethylene
 Discuss Question
Answer: Option A. -> Mevalonate
Answer: (a).Mevalonate
Question 62. Which of the following is the major point of regulation on the pathway to cholesterol?
  1.    Thiolase
  2.    HMG co-A synthase
  3.    HMG co-A reductase
  4.    Pyruvate kinase
 Discuss Question
Answer: Option C. -> HMG co-A reductase
Answer: (c).HMG co-A reductase
Question 63. Which of the following is the integral membrane protein of smooth ER?
  1.    Thiolase
  2.    HMG co-A synthase
  3.    HMG co-A reductase
  4.    Pyruvate kinase
 Discuss Question
Answer: Option C. -> HMG co-A reductase
Answer: (c).HMG co-A reductase
Question 64. How many carbons are present in geranyl pyrophosphate?
  1.    8
  2.    9
  3.    10
  4.    11
 Discuss Question
Answer: Option C. -> 10
Answer: (c).10
Question 65. How many carbons are present in HMG co-A?
  1.    2
  2.    3
  3.    5
  4.    6
 Discuss Question
Answer: Option D. -> 6
Answer: (d).6
Question 66. Which of the following regulates female reproductive cycle?
  1.    Progesterone
  2.    Testosterone
  3.    Estrogens
  4.    Glucocorticoids
 Discuss Question
Answer: Option A. -> Progesterone
Answer: (a).Progesterone
Question 67. Dinitrogenase is a
  1.    Monomer
  2.    Dimer
  3.    Trimer
  4.    Tetramer
 Discuss Question
Answer: Option D. -> Tetramer
Answer: (d).Tetramer
Question 68. The reaction of glutamate and NH₄⁺ to yield glutamine is catalyzed by
  1.    Uridylyltransferase
  2.    Adenylyltransferase
  3.    Glutamate synthase
  4.    Glutamine synthase
 Discuss Question
Answer: Option D. -> Glutamine synthase
Answer: (d).Glutamine synthase
Question 69. Dinitrogenase reductase is a
  1.    Monomer
  2.    Dimer
  3.    Trimer
  4.    Tetramer
 Discuss Question
Answer: Option B. -> Dimer
Answer: (b).Dimer
Question 70. Uridylylation and deuridylylation of Pıı are brought about by a single enzyme
  1.    Uridylyltransferase
  2.    Adenylyltransferase
  3.    Glutamate synthase
  4.    Dinitrogenase
 Discuss Question
Answer: Option A. -> Uridylyltransferase
Answer: (a).Uridylyltransferase

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